224 LACHNOSTERNA SUMATRËNSIS, 



of the other parts. Undersurface densely punctate. The 

 anterior tibiae are rather elongate and slender, and al- 

 most without tooth on the outer margin. 



The individual described which was captured at Padang, 

 is in very bad condition, the hind legs and the greater 

 part of the antennae being absent. 



7. Lachnosterna sumatrensis, n. sp. 



Elongata , parallela , supra opaca , pruinosa , opalescens , 

 subtus rufo-testacea ; anteunis pedibusque rufis, pectore 

 piloso , capite lato , clypeo in medio leviter emarginato ; 

 prothorace lato , sat crebre punctato , margine laterali an- 

 terius serrato , posterius integro ; elytris conspicue costatis , 

 inter costas evidenter punctatis. — Long. 23, lat. 11 m.m. 



Antennae 10-jointed, the 4th joint angulate in front , the 

 5th acutely angulate, the 6th and 7th very short, with 

 elongate prolongations , club rather elongate (2 m.m. long). 

 Clypeus rounded on each side , somewhat emarginate in the 

 middle in front; the surface of the head approaches to 

 black in colour , is opaque coarsely , evenly , moderately 

 closely punctured , the clypeal suture deep , slightly sinuate 

 in the middle, the vertex without any transverse elevation. 

 Thorax about as broad as the elytra, the hind angles very 

 obtuse but quite distinct, the front angles but little pro- 

 duced, the lateral margin is rather fine, and from the 

 front to behind the middle is interrupted here and there, 

 a seta being planted in each interruption , these about eight 

 or nine in number; the surface somewhat sparingly and 

 finely, but quite distinctly punctured; scutellum rather 

 sparingly punctured , the punctures wanting about the middle. 

 Elytra not so dark in colour as the head and thorax, 

 reddish, but with a varying glance, either purplish and 

 dull, or opalescent, with the longitudinal costae broad 

 aod distinct, between the costae sparingly punctured. 

 Anterior femora with the free basal extremity elongate; 

 lower spur of hind tibiae much dilated at the extremity. 



I^otes from tbe Leyden ]Museiiin, Vol. III. 



